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Actinium (Ac)vsTechnetium (Tc)

Technetium (Tc) has a higher Group (7 vs 3), while Actinium (Ac) has a higher Atomic Mass (227 vs 98 u), while Actinium (Ac) has a higher Atomic Number (89 vs 43).

Atomic Properties

89
Atomic Number
43
227
Atomic Mass
98
7
Period
5
3
Group
7

Physical Properties

10
Density
11
1,500
Melting Point
2,430
3,500
Boiling Point
4,538
27
Molar Heat Capacity
24

Chemical Properties

1
Electronegativity
2
34
Electron Affinity
53

Similar Comparisons to Actinium (Ac) vs Technetium (Tc)

Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).